Extract a custom action's dll from msi-file

Question

How to extract managed custom action's dll from msi-file.

Answer 1

You can use Orca tool, available in Windows SDK. Open the MSI with Orca and go to Binary table. Double click the "Data" column corespondent for the resource used by our custom action. You will get a modal dialog with options to save the content of the column, or to overwrite it.